BAF Shaheen College Dhaka
Practice Half yearly Examination-2020 Class: VI (English Version)
Subject: Science (Creative Part)
Time: 2 hour 30 minutes Total Marks: 70
[N.B- Read the stems carefully and answer the associated questions.
Answer any seven questions.]
1.
Fig- A Fig-B
a. What are flowering plants? 1
b. Write down the characteristics of Amphibia. 2
c. Write down the difference between the animals shown in figure A and B. 3
d. State the main characteristics of the types of above shown organisms. 4
2. In our surrounding there are many different types of plants. Mango, coconut, blackberry etc are most common plants around us. We also have some plants like spirogyra, moss, fern around us. Pine, cycas, crismas tree etc plants are often used in decoration. a. What is a compound leaf? 1
b. What are the properties of matter? Explain with example. 2
c. Write down the differences between the first and third group of plants. 3
d. Though second group of plants belongs to same group but their characteristics are different-Evalute this statement. 4
3.
A
a. What is shoot? 1b. Write down difference between root and stem. 2
c. Write down the functions of “A”. 3
d. Describe different parts of “A”. 4
4. Cell Wall, Vacuole, Mitochondria, Nucleus, Golgi body, Chloroplast a. What is Candela? 1
b. What is power house of a cell? Describe it. 2
c. Draw a labelled diagram of plant cell using the organelles given in the box. 3
d. Which of the organelles shown in the box is responsible for manufacturing food in a plant cell? Explain. 4
5.
Copper H
2O X Y
a. What is boiling point? 1b. What do you mean by reproductive cell? 2
c. Discuss the characteristics of “X” matter. 3
d. “Y” matter can stay at different state-Analyze this statement. 4
6. a. What is measurement? 1
b. What do mean by fundamental and derived unit? 2
c. Identify different parts of the above figure. 3
d. Discuss the importance of “P” and “Q”. 4
7.Mrs. Rima is housewife. She cannot see clearly at night. Dina is Mrs. Rima’s six years old daughter. She is suffering from cold and cough some days. For their problem they visited to a physician. The physician wanted to know about their food habit. The physician explained the cause of their illness and suggested them to take colorful vegetable and fruits. a. What is calorie? 1
b. Why people cannot live only by eating rice? 2
c. What does the physician suggested both Dina and her mother to take colorful vegetables and foods? 3
d. What should Mrs.Rima do? Describe why do you think. 4
8. We stay on the surface of the Earth. But the internal structure of the Earth is layered in spherical shells. Every year various natural disaster strike on earth, without any warning. In April 2015 Nepal had experienced an earthquake which was known as Gokra earthquake. That earthquake killed nearly 9000 people and injured nearly 22,000 people. a. What is atmosphere? 1
b. How was Earth in the beginning? 2
c. Explain the internal formation of earth. 3
d. Describe the above incidence on the basis of plate tectonic theory. 4
9. Fig – A Fig-B a. What is image? 1
b. Why is correct measurement necessary in every field? 2
c. Differentiate between the two incidents given in the above stem? 3
d. Find out the value of θ1 and θ2 on the basis of Fig-A. 4
10. Humans are made of trillions of cells-the basic unit of life on Earth. Different cell types can look widely different and can carry out different roles within the body. Many small different organelles have been discovered within the cell. Among these organelles ‘X’ is a organelle which controls all the physiological function of the cell. a. What is roughage? 1 b. Discuss the function of iron and iodine in our body. 2 c. Discuss various role of cells in organism. 3
d. Identify “X” and describe its different parts with figure. 4 11. Mr. Rahman and Mr. Jalil both are exporter. In the year 2019 Mr. Rahman had exported 7 metric tons of rice. Mr. Jalil uses F.P.S system for his business but Mr. Rahman uses M.K.S system for his business. a. What is science? 1
b. Write down the multiples and sub-multiples of length unit. 2
c. Calculate the amount of rice in kilogram that is exported by Mr. Rahman. 3
d. Between the two system mentioned in the above stem which one is advantageous? Analyze your opinion. 4
